package jdbc;

import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;

/**
 * 根据给定用户名删除指定用户
 */
public class Test {
    public static void main(String[] args) {
        UserInfo userinfo = InputUtil.getInputObject(new UserInfo(),"删除用户","删除");
        System.out.println(userinfo);
        try (
                Connection connection = DBUtil.getConnection()
        ) {
            Statement statement = connection.createStatement();
            String sql = "DELETE FROM userinfo " + //记住sql中每一行后面都要加一个空格
                         "WHERE username = '"+userinfo.getUsername()+"'";
            System.out.println(sql);
            int num = statement.executeUpdate(sql);
            System.out.println("删除"+(num>0?"成功":"失败"));
        } catch (SQLException e) {
            e.printStackTrace();
        }




    }
}
